3 years ago

Simplify (4i)(–5i)(6i) –120 –120i(incorrect) 120i 120

1 answer:

4 0

Answer:

120i

Step-by-step explanation:

;i × i = -1....so hence

4i × (-5i) = -20 i^2...which is -20(-1) = 20....

then you multiply with 6i

20(6i) = 120i

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